Sign it.Fill it.Done.

A free Mac app for signing and filling out PDFs. Your signature, the date and your details in a click, then save a signed copy. No account, no subscription, nothing uploaded.

Free · macOS 13 or later · Apple silicon and Intel

sig with a rental application open: the name, date and address typed in, a tick in a box, and a signature and initials on their lines

What it does

Everything a form needs. Nothing it doesn’t.

  1. 01Your signatureDraw it, type it in a handwriting style, or upload a photo of the real thing. Black or blue ink.
  2. 02Initials and the dateOne click each. The date comes out the way your Mac writes it.
  3. 03My InfoSave your name, email, phone and address once. Drop any of them onto a form.
  4. 04Lands where it shouldText sits on the line you click, fits inside boxes, and ticks land in the middle of check boxes. Real form fields fill in too.
  5. 05Ticks, crosses and dotsFor every kind of check box. Click as many as you need.
  6. 06Undo anythingMove, resize and undo until it’s right, then save a signed copy. Your original stays as it was.
The New signature window: the name typed once and shown in six handwriting styles to choose from
Type your name once and pick a style. Or draw it, or upload a photo.

sig is free.

No account. No subscription. Nothing is uploaded: your files never leave your Mac.

  • macOS 13 or later
  • Apple silicon and Intel

sig places your drawn, typed or photographed signature on the page and saves a flattened copy. It isn’t a certified digital signature.